| 摘要 |
PURPOSE: A foreign language experiencing system based on traffic lights is provided to enable many and unspecified persons to lean foreign language. CONSTITUTION: A traffic light(1) standbys in a stop signal(1a). A questioning device(3) asks a question to a user(2) in a foreign language. The user expresses the response through a responding device(4). The responding device determines whether the answer is correct or not through a response decision function(4). If the response is correct, the traffic light is changed into go state from a standby state. |
